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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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5
Task/Runtime-evaluation-In-an-environment/Racket/runtime-evaluation-in-an-environment-1.rkt Normal file
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#lang racket
(define ns (make-base-namespace))
(define (eval-with-x code a b)
(define (with v) (eval `(let ([x ',v]) ,code) ns))
(- (with b) (with a)))

7
Task/Runtime-evaluation-In-an-environment/Racket/runtime-evaluation-in-an-environment-2.rkt Normal file
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#lang racket
(define ns (make-base-namespace))
(define (eval-with-x code a b)
(define (with v)
(namespace-set-variable-value! 'x v #f ns)
(eval code ns))
(- (with b) (with a)))